Home / 51,161.94-70,597.05-28,495.22

Finding the Fourth Proportional to 51,161.94, 70,597.05 and 28,495.22

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Solution

The fourth proportional to 51,161.94, 70,597.05 and 28,495.22 is: 39,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,161.94 : 70,597.05 = 28,495.22 : x
  2. Step 2: Convert to fraction form
    51,161.94/70,597.05 = 28,495.22/x
  3. Step 3: Cross multiply
    51,161.94x = 70,597.05 × 28,495.22
  4. Step 4: Simplify right side
    51,161.94x = 2,011,678,471.10
  5. Step 5: Solve for x
    x = 2,011,678,471.10/51,161.94
  6. Step 6: Final answer
    x = 39,319.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.